Home / 603,724.58-833,159.90-331,802.12

Finding the Fourth Proportional to 603,724.58, 833,159.90 and 331,802.12

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Solution

The fourth proportional to 603,724.58, 833,159.90 and 331,802.12 is: 457,897.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,724.58 : 833,159.90 = 331,802.12 : x
  2. Step 2: Convert to fraction form
    603,724.58/833,159.90 = 331,802.12/x
  3. Step 3: Cross multiply
    603,724.58x = 833,159.90 × 331,802.12
  4. Step 4: Simplify right side
    603,724.58x = 276,444,221,118.99
  5. Step 5: Solve for x
    x = 276,444,221,118.99/603,724.58
  6. Step 6: Final answer
    x = 457,897.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.